Difference Between HydraStar Disc Brake Kits w/ Actuator for Triple Axle Trailers

Question

Question:

What is the difference other than stud size between disc brake kit HYD54FR and HSE7K-TR1? Thanks

asked by: James G

0

Expert Reply:

There isn't any. The HydraStar Disc Brake Kit # HYD54FR uses 9/16" wheel studs while the HydraStar Disc Brake Kit # HSE7K-TR1 uses 1/2" wheel studs.

Attached is an installation video that you can check out.

expert reply by: Jon G

0

Answer 1

The Hydrastar Disc Brake Kit w/ Actuator for Triple Axle Trailers part #HYD54FR come with brake calipers made and manufactured by Hydrastar USA.

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Answer 2

The seals of the Hydrastar Disc Brake Kit w/ Actuator for Triple Axle Trailers #HYD54FR that you referenced are for grease applications and would not work with oil. The big advantage to grease over oil is that if something happens to the seal the…

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Answer 3

The Kodiak Disc Brake Kit #K2HR8D11E58 is designed to fit 8,000 lb axles with a 4-bolt brake flange. Although the bearings will fit, your 2020 Grand Design Momentum 397TH has 7k axles with a 5-bolt brake flange so you will want a different disc…

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Answer 4

I would be happy to recommend the correct Roadmaster Comfort Ride Leaf Spring Suspension Kit W/ Shocks for your 2016 Dutchmen Voltage V-3002 with triple 7000lb Lippert axles but the #RM-2460-2580 you were looking at is for tandem axle trailers with…

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Answer 5

Thanks for the pictures! The correct Comfort Ride System for your triple axle trailer is the Roadmaster Comfort Ride Leaf Spring Suspension Kit w/ Shock Absorbers item #RM-2460-2570-3. As far as a disc brake conversion goes, we have options for both…

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Answer 6

For RV's that have laminated siding with decent density, there frequently is no backing installed. Awnings such as the Solera Smart Arm 12V Power RV Awning, #LC517517 are screwed into the siding using self-taping screws. Other times the awnings…

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Answer 7

The HydraStar Disc Brake Kit item #HSE7K-TR1SO is designed for trailers with 7K axles and an 8 on 6-1/2" bolt pattern. This conversion kit would work great on your 42 1/2 foot travel trailer. If you need new hubs with the brake kit you will want…

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Answer 8

Yes, you will be able to use the MORryde Suspension Upgrade Kit #MR86ZR with the Equa-Flex Cushioned Equalizers #LC279689 on your 2018 Grand Design Momentum 395M. I do recommend using the LubriMatic LMX Industrial Strength Grease #L11390 with a…

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Answer 9

I understand why it would seem confusing running the steel and rubber lines for disc brakes on your trailer that come in a disc brake kit like part #HSE7K-TR1. The steel lines are the main lines on the trailer and the rubber lines extend to the brake…

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Answer 10

The Dexter Nev-R-Adjust electric trailer brakes can be manually adjusted. There are a couple teeth of the adjustment wheel that are exposed just under the lever that you referenced. I have attached a photo showing the teeth. You will likely need a…

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Answer 11

The difference between these two kits is that the #HSE7K-TR1 comes with a complete hub and rotor that replaces your existing hub, where the #HSE7K-TR1SO is only the rotor which slips over your existing hubs. The hub that is included with the…

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Answer 12

As your Kaufman 47' EZ 4 Trailer has 7,000lb axles you will need either the Hydrastar Kit #HSE7K-TR1 for 1/2" lug nuts or the Hydrastar Kit #HYD54FR for 9/16" lug nuts. Both kits include new hubs, calipers, bearings, brake lines, the…

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Difference Between HydraStar Disc Brake Kits w/ Actuator for Triple Axle Trailers

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